[PATCH 4/8] common: split out meminfo output and make it optional

Jan Luebbe jlu at pengutronix.de
Wed Sep 5 11:52:12 EDT 2012


Signed-off-by: Jan Luebbe <jlu at pengutronix.de>
---
 common/Kconfig   |    4 ++++
 common/Makefile  |    1 +
 common/meminfo.c |   23 +++++++++++++++++++++++
 common/startup.c |   21 ---------------------
 include/common.h |    4 ++--
 5 files changed, 30 insertions(+), 23 deletions(-)
 create mode 100644 common/meminfo.c

diff --git a/common/Kconfig b/common/Kconfig
index b97392c..c1aaabe 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -96,6 +96,10 @@ config BANNER
 	bool "display banner"
 	default y
 
+config MEMINFO
+	bool "display memory info"
+	default y
+
 config ENVIRONMENT_VARIABLES
 	bool "environment variables support"
 
diff --git a/common/Makefile b/common/Makefile
index df9f301..68582b7 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -19,6 +19,7 @@ obj-$(CONFIG_MALLOC_TLSF) += tlsf.o
 obj-$(CONFIG_MALLOC_DUMMY) += dummy_malloc.o
 obj-y += clock.o
 obj-$(CONFIG_BANNER) += version.o
+obj-$(CONFIG_MEMINFO) += meminfo.o
 obj-$(CONFIG_COMMAND_SUPPORT) += command.o
 obj-$(CONFIG_CONSOLE_FULL) += console.o
 obj-$(CONFIG_CONSOLE_SIMPLE) += console_simple.o
diff --git a/common/meminfo.c b/common/meminfo.c
new file mode 100644
index 0000000..06fce5a
--- /dev/null
+++ b/common/meminfo.c
@@ -0,0 +1,23 @@
+#include <common.h>
+#include <init.h>
+#include <memory.h>
+#include <asm-generic/memory_layout.h>
+
+static int display_meminfo(void)
+{
+	ulong mstart = mem_malloc_start();
+	ulong mend   = mem_malloc_end();
+	ulong msize  = mend - mstart + 1;
+
+	debug("barebox code: 0x%p -> 0x%p\n", _stext, _etext);
+	debug("bss segment:  0x%p -> 0x%p\n", __bss_start, __bss_stop);
+	printf("malloc space: 0x%08lx -> 0x%08lx (size %s)\n",
+		mstart, mend, size_human_readable(msize));
+#ifdef CONFIG_ARM
+	printf("stack space:  0x%08x -> 0x%08x (size %s)\n",
+		STACK_BASE, STACK_BASE + STACK_SIZE,
+		size_human_readable(STACK_SIZE));
+#endif
+	return 0;
+}
+late_initcall(display_meminfo);
diff --git a/common/startup.c b/common/startup.c
index abd1b77..e639d05 100644
--- a/common/startup.c
+++ b/common/startup.c
@@ -33,34 +33,15 @@
 #include <init.h>
 #include <command.h>
 #include <malloc.h>
-#include <memory.h>
 #include <debug_ll.h>
 #include <fs.h>
 #include <linux/stat.h>
 #include <environment.h>
-#include <asm-generic/memory_layout.h>
 #include <asm/sections.h>
 
 extern initcall_t __barebox_initcalls_start[], __barebox_early_initcalls_end[],
 		  __barebox_initcalls_end[];
 
-static void display_meminfo(void)
-{
-	ulong mstart = mem_malloc_start();
-	ulong mend   = mem_malloc_end();
-	ulong msize  = mend - mstart + 1;
-
-	debug("barebox code: 0x%p -> 0x%p\n", _stext, _etext);
-	debug("bss segment:  0x%p -> 0x%p\n", __bss_start, __bss_stop);
-	printf("Malloc space: 0x%08lx -> 0x%08lx (size %s)\n",
-		mstart, mend, size_human_readable(msize));
-#ifdef CONFIG_ARM
-	printf("Stack space : 0x%08x -> 0x%08x (size %s)\n",
-		STACK_BASE, STACK_BASE + STACK_SIZE,
-		size_human_readable(STACK_SIZE));
-#endif
-}
-
 #ifdef CONFIG_DEFAULT_ENVIRONMENT
 #include <generated/barebox_default_env.h>
 
@@ -128,8 +109,6 @@ void start_barebox (void)
 
 	debug("initcalls done\n");
 
-	display_meminfo();
-
 #ifdef CONFIG_ENV_HANDLING
 	if (envfs_load(default_environment_path, "/env")) {
 #ifdef CONFIG_DEFAULT_ENVIRONMENT
diff --git a/include/common.h b/include/common.h
index df12083..30c1dc6 100644
--- a/include/common.h
+++ b/include/common.h
@@ -150,11 +150,11 @@ static inline void dump_stack(void)
 #define MEMAREA_SIZE_SPECIFIED 1
 
 struct memarea_info {
-        struct device_d *device;
+	struct device_d *device;
 	unsigned long start;
 	unsigned long end;
 	unsigned long size;
-        unsigned long flags;
+	unsigned long flags;
 };
 
 int parse_area_spec(const char *str, loff_t *start, loff_t *size);
-- 
1.7.10.4




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